macro_rules! metric {
(
name: $name:expr,
help: $help:expr
$(, subsystem: $subsystem_name:expr)?
$(, const_labels: { $($cl_key:expr => $cl_value:expr ),* })?
$(, var_labels: [ $($vl_name:expr),* ])?
$(, buckets: $bk_name:expr)?
$(,)?
) => { ... };
}
Available on crate feature
metrics
only.Expand description
Define a metric for use in materialize.